selvstudier.dk

📜 Historical scan 2026-07-06 20:22:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

selvstudier.dk is a .dk domain served by 2 nameservers (ns1.azehosting.net, ns2.azehosting.net). It was registered on 7 April 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 168.119.144.139 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by SMTP.GOOGLE.COM. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 75ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 88ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
168.119.144.139	3600s	cp02.azehosting.net	AS24940	Hetzner Online GmbH	168.119.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	SMTP.GOOGLE.COM	172.253.152.27 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 2a00:1450:4010:c22::1b 64.233.161.26 64.233.161.27 64.233.162.26 64.233.162.27	yulpptr-in-f27.1e100.net lh-in-f26.1e100.net lh-in-x1a.1e100.net lh-in-x1b.1e100.net lh-in-f27.1e100.net li-in-x1a.1e100.net li-in-f26.1e100.net yulpptr-in-f27.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

1 records 75ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2b02:59b::2	3600s	cp02.azehosting.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 478ms

TXT Record
google-site-verification=3B9ZfoZ1_SMegrYUO85iWTZYzzH-P3q3pRLtVm8UHGU
v=spf1 +a +mx +ip4:168.119.144.139 include:spf.azehosting.net +ip4:157.90.0.14 +ip4:157.90.34.121 +ip4:94.231.104.196 +ip4:159.69.75.118 ~all

✉️ SPF#

Policy	Record (selvstudier.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:168.119.144.139 include:spf.azehosting.net +ip4:157.90.0.14 +ip4:157.90.34.121 +ip4:94.231.104.196 +ip4:159.69.75.118 ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 16:26:26

www CNAME	selvstudier.dk (all on selvstudier.dk) → 168.119.144.139 2a01:4f8:2b02:59b::2 (AS24940)
www vs bare domain	Same network selvstudier.dk: 168.119.144.139 2a01:4f8:2b02:59b::2 (AS24940) www.selvstudier.dk: 168.119.144.139 2a01:4f8:2b02:59b::2 (AS24940)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.selvstudier.dk	Bth9Q1kmtwe0UR2CTk4WA3G97g5krOQNzYkSeFbr2Nw

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

189ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

70ms

Field	Value
Serial	2026070201
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	server-admin@azehosting.net
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-07 15:58:31

Field	Value
Registrar	1API GmbH
Registered	2019-04-07
Expires	2027-04-30 (192d)

📋 WHOIS#

⏱️ Lookup Timing#

75ms

88ms

86ms

AAAA

75ms

TXT

478ms

CAA

76ms

HTTPS

73ms

TLSA

355ms

SOA

70ms

MTA-STS

92ms

DNSSEC

189ms

SRV

199ms

Total

18026ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 11:31:47	9553ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-16 17:36:41	9555ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-02 11:30:42	845ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-10 21:42:28	4498ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-06 20:22:04 shown	18026ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-03 10:19:00	793ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 06:34:16	1207ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-20 01:33:24	1888ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 19:15:47	938ms	2 NS 1 A 1 MX	🔓 Insecure